温度(Temperature):-20℃~ +160℃压力(Pressure) :≤ 4.0MPa线速度(Speed) :≤ 25m/s
动环(Rotary Ring):Q1,Q2,U1,U2静环(Seat Ring):Q1,Q2,B,A辅助密封(Secondary Seal):V,P,E,G弹簧及结构件(Spring and Metal Parts):F,G,M